content: /* ===========================================================
   * JFreeChart : a free chart library for the Java(tm) platform
   * ===========================================================
   *
   * (C) Copyright 2000-2012, by Object Refinery Limited and Contributors.
   *
   * Project Info:  http://www.jfree.org/jfreechart/index.html
   *
   * This library is free software; you can redistribute it and/or modify it
   * under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation; either version 2.1 of the License, or
   * (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
   * License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
   * USA.
   *
   * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 
   * Other names may be trademarks of their respective owners.]
   *
   * ------------------------
   * KeyedObjects2DTests.java
   * ------------------------
   * (C) Copyright 2004-2008, by Object Refinery Limited and Contributors.
   *
   * Original Author:  David Gilbert (for Object Refinery Limited);
   * Contributor(s):   -;
   *
   * Changes
   * -------
   * 01-Mar-2004 : Version 1 (DG);
   * 28-Sep-2007 : Added testEquals() and enhanced testClone() (DG);
   * 03-Oct-2007 : Added new tests (DG);
   *
   */
  
  package org.jfree.data;
  
  import org.junit.Test;
  
  import java.io.ByteArrayInputStream;
  import java.io.ByteArrayOutputStream;
  import java.io.IOException;
  import java.io.ObjectInput;
  import java.io.ObjectInputStream;
  import java.io.ObjectOutput;
  import java.io.ObjectOutputStream;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertNotSame;
  import static org.junit.Assert.assertNull;
  import static org.junit.Assert.assertSame;
  import static org.junit.Assert.fail;
  
  /**
   * Tests for the {@link KeyedObjects2D} class.
   */
  public class KeyedObjects2DTest  {
  
  
  
  
  
      /**
       * Some checks for the equals() method.
       */
      @Test
      public void testEquals() {
          KeyedObjects2D k1 = new KeyedObjects2D();
          KeyedObjects2D k2 = new KeyedObjects2D();
          assertEquals(k1, k2);
          assertEquals(k2, k1);
  
          k1.addObject(99, "R1", "C1");
          assertFalse(k1.equals(k2));
          k2.addObject(99, "R1", "C1");
          assertEquals(k1, k2);
      }
  
      /**
       * Confirm that cloning works.
       */
      @Test
      public void testCloning() throws CloneNotSupportedException {
          KeyedObjects2D o1 = new KeyedObjects2D();
          o1.setObject(1, "V1", "C1");
          o1.setObject(null, "V2", "C1");
          o1.setObject(3, "V3", "C2");
          KeyedObjects2D o2 = (KeyedObjects2D) o1.clone();
  
  
          assertNotSame(o1, o2);
          assertSame(o1.getClass(), o2.getClass());
          assertEquals(o1, o2);
  
          // check independence
          o1.addObject("XX", "R1", "C1");
          assertFalse(o1.equals(o2));
      }
  
      /**
       * Serialize an instance, restore it, and check for equality.
       */
      @Test
      public void testSerialization() throws IOException, ClassNotFoundException {
  
          KeyedObjects2D ko2D1 = new KeyedObjects2D();
          ko2D1.addObject(234.2, "Row1", "Col1");
          ko2D1.addObject(null, "Row1", "Col2");
          ko2D1.addObject(345.9, "Row2", "Col1");
          ko2D1.addObject(452.7, "Row2", "Col2");
  
  
          ByteArrayOutputStream buffer = new ByteArrayOutputStream();
          ObjectOutput out = new ObjectOutputStream(buffer);
          out.writeObject(ko2D1);
          out.close();
  
          ObjectInput in = new ObjectInputStream(
                  new ByteArrayInputStream(buffer.toByteArray()));
          KeyedObjects2D ko2D2 = (KeyedObjects2D) in.readObject();
          in.close();
  
          assertEquals(ko2D1, ko2D2);
  
      }
  
      /**
       * Some checks for the getValue(int, int) method.
       */
      @Test
      public void testGetValueByIndex() {
          KeyedObjects2D data = new KeyedObjects2D();
          data.addObject("Obj1", "R1", "C1");
          data.addObject("Obj2", "R2", "C2");
          assertEquals("Obj1", data.getObject(0, 0));
          assertEquals("Obj2", data.getObject(1, 1));
          assertNull(data.getObject(0, 1));
          assertNull(data.getObject(1, 0));
  
          // check invalid indices
          try {
              data.getObject(-1, 0);
              fail("Should have thrown IndexOutOfBoundsException on negative key");
          }
          catch (IndexOutOfBoundsException e) {
              assertEquals("-1", e.getMessage());
          }
  
          try {
              data.getObject(0, -1);
              fail("Should have thrown IndexOutOfBoundsException on key out of bounds");
          }
          catch (IndexOutOfBoundsException e) {
              assertEquals("-1", e.getMessage());
          }
  
          try {
              data.getObject(2, 0);
              fail("Should have thrown IndexOutOfBoundsException on key out of bounds");
          }
          catch (IndexOutOfBoundsException e) {
              assertEquals("Index: 2, Size: 2", e.getMessage());
          }
  
          try {
              data.getObject(0, 2);
              fail("Should have thrown IndexOutOfBoundsException on key out of bounds");
          }
          catch (IndexOutOfBoundsException e) {
              assertEquals("Index: 2, Size: 2", e.getMessage());
          }
      }
  
      /**
       * Some checks for the getValue(Comparable, Comparable) method.
       */
      @Test
      public void testGetValueByKey() {
          KeyedObjects2D data = new KeyedObjects2D();
          data.addObject("Obj1", "R1", "C1");
          data.addObject("Obj2", "R2", "C2");
          assertEquals("Obj1", data.getObject("R1", "C1"));
          assertEquals("Obj2", data.getObject("R2", "C2"));
          assertNull(data.getObject("R1", "C2"));
          assertNull(data.getObject("R2", "C1"));
  
          // check invalid indices
          try {
              data.getObject("XX", "C1");
              fail("Should have thrown UnknownKeyException unknown key");
          }
          catch (UnknownKeyException e) {
              assertEquals("Row key (XX) not recognised.", e.getMessage());
          }
  
          try {
              data.getObject("R1", "XX");
              fail("Should have thrown UnknownKeyException unknown key");
          }
          catch (UnknownKeyException e) {
              assertEquals("Column key (XX) not recognised.", e.getMessage());
          }
  
          try {
              data.getObject("XX", "C1");
              fail("Should have thrown UnknownKeyException unknown key");
          }
          catch (UnknownKeyException e) {
              assertEquals("Row key (XX) not recognised.", e.getMessage());
          }
  
          try {
              data.getObject("R1", "XX");
              fail("Should have thrown UnknownKeyException unknown key");
          }
          catch (UnknownKeyException e) {
              assertEquals("Column key (XX) not recognised.", e.getMessage());
          }
      }
  
      /**
       * Some checks for the setObject(Object, Comparable, Comparable) method.
       */
      @Test
      public void testSetObject() {
          KeyedObjects2D data = new KeyedObjects2D();
          data.setObject("Obj1", "R1", "C1");
          data.setObject("Obj2", "R2", "C2");
          assertEquals("Obj1", data.getObject("R1", "C1"));
          assertEquals("Obj2", data.getObject("R2", "C2"));
          assertNull(data.getObject("R1", "C2"));
          assertNull(data.getObject("R2", "C1"));
  
          // confirm overwriting an existing value
          data.setObject("ABC", "R2", "C2");
          assertEquals("ABC", data.getObject("R2", "C2"));
  
          // try null keys
          try {
              data.setObject("X", null, "C1");
              fail("Should have thrown IllegalArgumentException on null key");
          }
          catch (IllegalArgumentException e) {
              assertEquals("Null 'rowKey' argument.", e.getMessage());
          }
  
          try {
              data.setObject("X", "R1", null);
              fail("Should have thrown IllegalArgumentException on duplicate key");
          }
          catch (IllegalArgumentException e) {
              assertEquals("Null 'columnKey' argument.", e.getMessage());
          }
      }
  
      /**
       * Some checks for the removeRow(int) method.
       */
      @Test
      public void testRemoveRowByIndex() {
          KeyedObjects2D data = new KeyedObjects2D();
          data.setObject("Obj1", "R1", "C1");
          data.setObject("Obj2", "R2", "C2");
          data.removeRow(0);
          assertEquals(1, data.getRowCount());
          assertEquals("Obj2", data.getObject(0, 1));
  
          // try negative row index
          try {
              data.removeRow(-1);
              fail("Should have thrown IndexOutOfBoundsException on negative index");
          }
          catch (IndexOutOfBoundsException e) {
              assertEquals("-1", e.getMessage());
          }
  
          // try row index too high
          try {
              data.removeRow(data.getRowCount());
              fail("Should have thrown IndexOutOfBoundsException on index out of range");
          }
          catch (IndexOutOfBoundsException e) {
              assertEquals("Index: 1, Size: 1", e.getMessage());
          }
      }
  
      /**
       * Some checks for the removeColumn(int) method.
       */
      @Test
      public void testRemoveColumnByIndex() {
          KeyedObjects2D data = new KeyedObjects2D();
          data.setObject("Obj1", "R1", "C1");
          data.setObject("Obj2", "R2", "C2");
          data.removeColumn(0);
          assertEquals(1, data.getColumnCount());
          assertEquals("Obj2", data.getObject(1, 0));
  
          // try negative column index
          try {
              data.removeColumn(-1);
              fail("Should have thrown IndexOutOfBoundsException on negative index");
          }
          catch (IndexOutOfBoundsException e) {
              assertEquals("-1", e.getMessage());
          }
  
          // try column index too high
          try {
              data.removeColumn(data.getColumnCount());
              fail("Should have thrown IndexOutOfBoundsException on index out of range");
          }
          catch (IndexOutOfBoundsException e) {
              assertEquals("Index: 1, Size: 1", e.getMessage());
          }
      }
  
      /**
       * Some checks for the removeRow(Comparable) method.
       */
      @Test
      public void testRemoveRowByKey() {
          KeyedObjects2D data = new KeyedObjects2D();
          data.setObject("Obj1", "R1", "C1");
          data.setObject("Obj2", "R2", "C2");
          data.removeRow("R2");
          assertEquals(1, data.getRowCount());
          assertEquals("Obj1", data.getObject(0, 0));
  
          // try unknown row key
          try {
              data.removeRow("XXX");
              fail("Should have thrown UnknownKeyException on key that doesn't exist");
          }
          catch (UnknownKeyException e) {
              assertEquals("Row key (XXX) not recognised.", e.getMessage());
          }
  
          // try null row key
          try {
              data.removeRow(null);
              fail("Should have thrown IndexOutOfBoundsException on null key");
          }
          catch (IllegalArgumentException e) {
              assertEquals("Null 'key' argument.", e.getMessage());
          }
      }
  
      /**
       * Some checks for the removeColumn(Comparable) method.
       */
      @Test
      public void testRemoveColumnByKey() {
          KeyedObjects2D data = new KeyedObjects2D();
          data.setObject("Obj1", "R1", "C1");
          data.setObject("Obj2", "R2", "C2");
          data.removeColumn("C2");
          assertEquals(1, data.getColumnCount());
          assertEquals("Obj1", data.getObject(0, 0));
  
          // try unknown column key
          try {
              data.removeColumn("XXX");
              fail("Should have thrown UnknownKeyException on unknown key");
          }
          catch (UnknownKeyException e) {
              assertEquals("Column key (XXX) not recognised.", e.getMessage());
          }
  
  
          // try null column key
          try {
              data.removeColumn(null);
              fail("Should have thrown IllegalArgumentException on null key");
          }
          catch (IllegalArgumentException e) {
              assertEquals("Null 'key' argument.", e.getMessage());
          }
      }
  
      /**
       * A simple check for the removeValue() method.
       */
      @Test
      public void testRemoveValue() {
          KeyedObjects2D data = new KeyedObjects2D();
          data.setObject("Obj1", "R1", "C1");
          data.setObject("Obj2", "R2", "C2");
          data.removeObject("R2", "C2");
          assertEquals(1, data.getRowCount());
          assertEquals(1, data.getColumnCount());
          assertEquals("Obj1", data.getObject(0, 0));
      }
  
  }
  